Question 1

Atmospheric pressure on Mars is roughly half that of Earth's at sea level.

Accepted Answer

A) True 
 B)False

Question 2

How large is Jupiter's magnetosphere?

Accepted Answer

A)   It is about as large as the Earth's.
B)   It is so large it extends out to the orbit of Io.
C)   It is a million times the volume of the Earth's, extending beyond the orbit of Saturn.
D)   It extends inward to the orbit of Mars.
E)   It envelopes even the Sun and rest of the solar system.F) C) and E)
G) B) and C)

Question 3

What is the result of the Greenhouse effect on the surface environment of Venus?

Accepted Answer

A)   It has little or no effect.
B)   Its effect is about the same as on Earth.
C)   It has reduced the surface temperature by about 30 degrees Celsius.
D)   It has raised the surface temperature by hundreds of degrees Celsius.
E)   It causes the surface temperature of Venus to become hotter than the Sun.F) B) and C)
G) A) and B)

Question 4

Because of its high mean density and magnetic field, Mercury's large core must be made chiefly of ________.

Accepted Answer

The answer of Because of its high mean density and...

Question 5

What is the primary effect the carbon dioxide in Venus' atmosphere has on the planet.

Accepted Answer

The high concentration of carb...

Question 6

The magnetic field tilts of which two bodies are the most unusual?

Accepted Answer

A)   Mercury and Earth
B)   Jupiter and Saturn
C)   Uranus and Neptune
D)   Saturn and Venus
E)   Mars and SaturnF) D) and E)
G) C) and D)

Question 7

The largest difference between Mars' northern and southern hemispheres is that

Accepted Answer

A)   the southern appears older, with more impact craters.
B)   the northern has all the outflows and must have been much hotter.
C)   the northern is higher overall, despite some high volcanoes in the south.
D)   the southern has a polar cap, but none ever forms in the north.
E)   the southern is much darker, with large mare-like basaltic lava flows.F) A) and E)
G) B) and D)

Question 8

What is thought to lie at the center of Jupiter?

Accepted Answer

A)   A hot sea of liquid metallic hydrogen
B)   A solid core of crystalline helium
C)   A massive core of rocky materials with some iron mixed in
D)   Gaseous hydrogen and helium, for Jupiter is not differentiated like Earth
E)   A fusion core like the Sun's, with hydrogen being turned into heliumF) A) and B)
G) B) and C)

Question 9

Explain where the energy to keep water liquid in Europa comes from?

Accepted Answer

As Europa orbits Jup...

Question 10

Compare the atmospheres of Mars and Venus.

Accepted Answer

A)   Both are made of hydrogen and helium, like the jovians.
B)   Like Earth, nitrogen is the chief atmospheric gas.
C)   Both are chiefly carbon dioxide, but at Mars it can freeze as dry ice.
D)   Mars is rich in oxygen, like ours, accounting for its red surface.
E)   Both are too hot for water to now exist as a liquid at the surface.F) All of the above
G) A) and E)

Question 11

Saturn's cloud layer is over twice as thick as Jupiter's cloud layer.

Accepted Answer

A) True 
 B)False

Question 12

What material makes up most of Jupiter's volume, and why is it not found here?

Accepted Answer

Liquid metallic hydrogen can b...

Question 13

Saturn's bands, oval storm systems, and turbulent flow patterns are powered by

Accepted Answer

A)   convective motion and rapid rotation.
B)   the greenhouse effect.
C)   a liquid metallic hydrogen interior.
D)   the fusion in Saturn's core.
E)   the tides of Titan.F) C) and D)
G) B) and C)

Question 14

The largest shield volcano yet discovered is

Accepted Answer

A)   Maxwell Mons on Venus.
B)   Kilimanjaro on Earth.
C)   Olympus Mons on Mars.
D)   Prometheus on Io.
E)   Caloris on Mercury.F) B) and E)
G) A) and E)

Question 15

What are the two principal components of Jupiter's atmosphere? How do they relate to its density?

Accepted Answer

Hydrogen and helium; these lig...

Question 16

What two properties of Mercury imply that it is differentiated?

Accepted Answer

A)   Its size and magnetic field
B)   Its large average density and its surface features
C)   Its surface features and its size
D)   Its large average density and its magnetic field
E)   Its magnetic field and its surface featuresF) A) and E)
G) C) and D)

Question 17

The most striking "cloudmark" in Jupiter's atmosphere is the

Accepted Answer

A)   Great Dark Spot.
B)   Cassini Division.
C)   Great Red Spot.
D)   Black Hole.
E)   Brown Dwarf.F) B) and D)
G) A) and B)

Question 18

Alternating zones of rising and sinking gas in Jupiter's atmosphere

Accepted Answer

A)   create light and dark bands.
B)   cause Jupiter's magnetic field to ripple.
C)   produced the ring system discovered by Voyager.
D)   generate their own magnetic fields.
E)   circle the planet from pole to pole.F) All of the above
G) C) and D)

Question 19

Describe how conditions on Venus have produced a runaway greenhouse effect.

Accepted Answer

Because of Venus' proximity to the Sun, ...

Question 20

The outflow channels on Mars indicate a flood period in the history of Mars. During this time, based on the width and depth of the remaining riverbed, it is thought that the flow rate must have been

Accepted Answer

A)   just a small trickle, barely more than a stream of water.
B)   moderate, about the flow rate of the Ohio River.
C)   fairly large, about the flow rate of the current Colorado River.
D)   significantly large, about the flow rate of the Amazon River.
E)   enormous, as much as 100 times the flow rate of the Amazon River.F) B) and D)
G) A) and B)

Exam 5: The Eight Planets

What is thought to lie at the center of Jupiter?

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Saturn's bands, oval storm systems, and turbulent flow patterns are powered by

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The magnetic field tilts of which two bodies are the most unusual?

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Compare the atmospheres of Mars and Venus.

Correct AnswerverifiedShow Answer

The outflow channels on Mars indicate a flood period in the history of Mars. During this time, based on the width and depth of the remaining riverbed, it is thought that the flow rate must have been

Correct AnswerverifiedShow Answer

What are the two principal components of Jupiter's atmosphere? How do they relate to its density?

Correct AnswerverifiedHydrogen and helium; these lig...View AnswerShow Answer

The most striking "cloudmark" in Jupiter's atmosphere is the

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What is the primary effect the carbon dioxide in Venus' atmosphere has on the planet.

Correct AnswerverifiedThe high concentration of carb...View AnswerShow Answer

The largest difference between Mars' northern and southern hemispheres is that

Correct AnswerverifiedShow Answer

What material makes up most of Jupiter's volume, and why is it not found here?

Correct AnswerverifiedLiquid metallic hydrogen can b...View AnswerShow Answer

What is the result of the Greenhouse effect on the surface environment of Venus?

Correct AnswerverifiedShow Answer

Describe how conditions on Venus have produced a runaway greenhouse effect.

Correct AnswerverifiedBecause of Venus' proximity to the Sun, ...View AnswerShow Answer

What two properties of Mercury imply that it is differentiated?

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Atmospheric pressure on Mars is roughly half that of Earth's at sea level.

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Saturn's cloud layer is over twice as thick as Jupiter's cloud layer.

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Explain where the energy to keep water liquid in Europa comes from?

Correct AnswerverifiedAs Europa orbits Jup...View AnswerShow Answer

How large is Jupiter's magnetosphere?

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Because of its high mean density and magnetic field, Mercury's large core must be made chiefly of ________.

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The largest shield volcano yet discovered is

Correct AnswerverifiedShow Answer

Alternating zones of rising and sinking gas in Jupiter's atmosphere

Correct AnswerverifiedShow Answer

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Hydrogen and helium; these lig...
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The high concentration of carb...
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Liquid metallic hydrogen can b...
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Because of Venus' proximity to the Sun, ...
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As Europa orbits Jup...
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